Merge history of CTS

BUG: 167962976
Test: TH
Merged-In: Ic89c084604788b4d41cf854e5015c8ce7791c64d
Change-Id: I475d5fc915b1525f02fa70cb0694f21c3eb7d15f
tree: ccea260999efe3abd2cb477961af3f58820bdba5
  1. tests/
  2. Tethering/